Danfoss Expansion Valve TDE 1 068N2937

07/29/2020

Refrigerant filling

After the leak test of the refrigeration system is completed, it should be filled with refrigerant. However, the Freon refrigeration system must be vacuum dried before being filled with refrigerant. When the drying is not complete, the refrigerant cannot be filled.

09/09/2020

The era of running customers one by one has passed, the air compressor owner must do this!

In the current air compressor industry, there are various basic marketing models such as human tactics, technical marketing, product marketing, and conference marketing.

06/14/2020

Refrigeration compressors can be divided into two types

Refrigeration compressors can be divided into two types: volume type and speed type according to their working principles

07/18/2022

Classification of Gear Pump

Gear pump is a kind of hydraulic pump widely used in hydraulic system, also known as hydraulic gear pump, which is generally made into a quantitative pump.

08/16/2020

Ways to improve the service life of control valves

The control valve is not like a manual valve. After it is installed, it is rarely managed and maintained. It must be maintained frequently to ensure normal operation and long service life. Below we introduce eight ways to extend the service life of the control valve.

07/09/2024

9 Famous Water Solenoid Valve Manufacturers Worldwide

water solenoid valve is a valve that is directly opened and closed by electromagnetic actuation. The following introduces 9 common water solenoid valve brands / manufactures / suppliers, including ASCO, Parker, SPORLAN, Burkert, VENN, Miller, Siemens, SMC, and Rain Bird. We hope it can help you select a water solenoid valve.

04/28/2025

EGR Valve Replacement Cost: Factors, Estimates, and Considerations

The EGR (Exhaust Gas Recirculation) valve plays a crucial role in modern engine management systems, helping to reduce harmful emissions and improve fuel efficiency.

12/17/2024

Projector Cooling: How to Effectively Cool Down a Projector

Friends who once used projectors will easily notice a phenomenon: when standing next to the projector, they will feel bursts of hot air. So friends, have you ever wondered why projectors heat up?

06/25/2020

Is Hitachi air-conditioning compressor Toshiba brand

"I obviously bought a Hitachi air conditioner. It was discovered that the air conditioner used a Toshiba compressor during maintenance." A few days ago, some media reported this complaint about Hitachi air conditioners. Therefore, many consumers questioned the difference between the case and the internal machine brand: the purchase clearly identified a certain brand, why did you change the brand of the contents inside without telling it? Is there any difference between the products of the two brands? What if the after-sales service is not guaranteed?

06/29/2020

Suggestions for troubleshooting of compressor with liquid start